Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756093Ab2KAMu3 (ORCPT ); Thu, 1 Nov 2012 08:50:29 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:64869 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755325Ab2KAMu1 (ORCPT ); Thu, 1 Nov 2012 08:50:27 -0400 Message-ID: <50926FB8.8060903@huawei.com> Date: Thu, 1 Nov 2012 20:48:56 +0800 From: Jiang Liu User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:9.0) Gecko/20111222 Thunderbird/9.0.1 MIME-Version: 1.0 To: CC: "Rafael J. Wysocki" , , Linux Kernel Mailing List , Andrew Morton , Jiang Liu Subject: Re: [REGRESSION] 3.7-rc2 kernel BUG at kernel/power/snapshot.c:517! References: <201210211712.28571.maciej.rutecki@gmail.com> <201210282212.50282.maciej.rutecki@gmail.com> <1552872.pfLgNj3qcY@vostro.rjw.lan> <201210302135.48585.maciej.rutecki@gmail.com> In-Reply-To: <201210302135.48585.maciej.rutecki@gmail.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-Originating-IP: [10.108.108.229] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2355 Lines: 71 Hi Maciej, Thanks for bisect, we will investigate this issue soon. Gerry On 2012-10-31 4:35, Maciej Rutecki wrote: > On niedziela, 28 października 2012 o 22:45:26 Rafael J. Wysocki wrote: >> On Sunday, October 28, 2012 10:12:49 PM Maciej Rutecki wrote: >>> On niedziela, 21 października 2012 o 17:12:28 Maciej Rutecki wrote: >>>> Error: kernel BUG at kernel/power/snapshot.c:517! >>>> >>>> Last known good: 3.6.1 >>>> Bad: 3.7-rc2 >>>> >>>> Steps to reproduce: >>>> 1. Boot system with 3.7-rc2 kernel >>>> 2. Try suspend to disk (s2ram works OK) >>>> >>>> System dies on message: >>>> http://mrutecki.pl/download/kernel/3.7-rc2/swinka/DSCN0280.jpg >>>> >>>> lspci: >>>> http://mrutecki.pl/download/kernel/3.7-rc2/swinka/lspci.txt >>>> >>>> dmesg: >>>> http://mrutecki.pl/download/kernel/3.7-rc2/swinka/dmesg-3.7-rc2.txt >>> >>> Still present in -rc3 >> >> This appears to be a memory allocation error and I have no idea what >> the reason of it is. >> >> Any chance to bisect? > > 7f1290f2f2a4d2c3f1b7ce8e87256e052ca23125 is the first bad commit > commit 7f1290f2f2a4d2c3f1b7ce8e87256e052ca23125 > Author: Jianguo Wu > Date: Mon Oct 8 16:33:06 2012 -0700 > > mm: fix-up zone present pages > Signed-off-by: Jianguo Wu > Signed-off-by: Jiang Liu > Reported-by: Petr Tesarik > Tested-by: Petr Tesarik > Cc: "Luck, Tony" > Cc: Mel Gorman > Cc: Yinghai Lu > Cc: Minchan Kim > Cc: Johannes Weiner > Cc: David Rientjes > Signed-off-by: Andrew Morton > Signed-off-by: Linus Torvalds > > > Description says: > "This patch intends to fix-up zone->present_pages when memory are freed to > buddy system on x86_64 and IA64 platforms." > > but I use 32 bit kernel > > Revert this commit solves problem. > > > Regards > > PS. Between Oct. 31-Nov. 4 I'm offline. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/